summaryrefslogtreecommitdiffstats
path: root/lib/Basic/Targets/Sparc.cpp
blob: 13aa964d471653722445b806c234e7c1b73d348d (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
//===--- Sparc.cpp - Implement Sparc target feature support ---------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
//
// This file implements Sparc TargetInfo objects.
//
//===----------------------------------------------------------------------===//

#include "Sparc.h"
#include "Targets.h"
#include "clang/Basic/MacroBuilder.h"
#include "llvm/ADT/StringSwitch.h"

using namespace clang;
using namespace clang::targets;

const char *const SparcTargetInfo::GCCRegNames[] = {
    // Integer registers
    "r0",  "r1",  "r2",  "r3",  "r4",  "r5",  "r6",  "r7",  "r8",  "r9",  "r10",
    "r11", "r12", "r13", "r14", "r15", "r16", "r17", "r18", "r19", "r20", "r21",
    "r22", "r23", "r24", "r25", "r26", "r27", "r28", "r29", "r30", "r31",

    // Floating-point registers
    "f0",  "f1",  "f2",  "f3",  "f4",  "f5",  "f6",  "f7",  "f8",  "f9",  "f10",
    "f11", "f12", "f13", "f14", "f15", "f16", "f17", "f18", "f19", "f20", "f21",
    "f22", "f23", "f24", "f25", "f26", "f27", "f28", "f29", "f30", "f31", "f32",
    "f34", "f36", "f38", "f40", "f42", "f44", "f46", "f48", "f50", "f52", "f54",
    "f56", "f58", "f60", "f62",
};

ArrayRef<const char *> SparcTargetInfo::getGCCRegNames() const {
  return llvm::makeArrayRef(GCCRegNames);
}

const TargetInfo::GCCRegAlias SparcTargetInfo::GCCRegAliases[] = {
    {{"g0"}, "r0"},  {{"g1"}, "r1"},  {{"g2"}, "r2"},        {{"g3"}, "r3"},
    {{"g4"}, "r4"},  {{"g5"}, "r5"},  {{"g6"}, "r6"},        {{"g7"}, "r7"},
    {{"o0"}, "r8"},  {{"o1"}, "r9"},  {{"o2"}, "r10"},       {{"o3"}, "r11"},
    {{"o4"}, "r12"}, {{"o5"}, "r13"}, {{"o6", "sp"}, "r14"}, {{"o7"}, "r15"},
    {{"l0"}, "r16"}, {{"l1"}, "r17"}, {{"l2"}, "r18"},       {{"l3"}, "r19"},
    {{"l4"}, "r20"}, {{"l5"}, "r21"}, {{"l6"}, "r22"},       {{"l7"}, "r23"},
    {{"i0"}, "r24"}, {{"i1"}, "r25"}, {{"i2"}, "r26"},       {{"i3"}, "r27"},
    {{"i4"}, "r28"}, {{"i5"}, "r29"}, {{"i6", "fp"}, "r30"}, {{"i7"}, "r31"},
};

ArrayRef<TargetInfo::GCCRegAlias> SparcTargetInfo::getGCCRegAliases() const {
  return llvm::makeArrayRef(GCCRegAliases);
}

bool SparcTargetInfo::hasFeature(StringRef Feature) const {
  return llvm::StringSwitch<bool>(Feature)
      .Case("softfloat", SoftFloat)
      .Case("sparc", true)
      .Default(false);
}

struct SparcCPUInfo {
  llvm::StringLiteral Name;
  SparcTargetInfo::CPUKind Kind;
  SparcTargetInfo::CPUGeneration Generation;
};

static constexpr SparcCPUInfo CPUInfo[] = {
    {{"v8"}, SparcTargetInfo::CK_V8, SparcTargetInfo::CG_V8},
    {{"supersparc"}, SparcTargetInfo::CK_SUPERSPARC, SparcTargetInfo::CG_V8},
    {{"sparclite"}, SparcTargetInfo::CK_SPARCLITE, SparcTargetInfo::CG_V8},
    {{"f934"}, SparcTargetInfo::CK_F934, SparcTargetInfo::CG_V8},
    {{"hypersparc"}, SparcTargetInfo::CK_HYPERSPARC, SparcTargetInfo::CG_V8},
    {{"sparclite86x"},
     SparcTargetInfo::CK_SPARCLITE86X,
     SparcTargetInfo::CG_V8},
    {{"sparclet"}, SparcTargetInfo::CK_SPARCLET, SparcTargetInfo::CG_V8},
    {{"tsc701"}, SparcTargetInfo::CK_TSC701, SparcTargetInfo::CG_V8},
    {{"v9"}, SparcTargetInfo::CK_V9, SparcTargetInfo::CG_V9},
    {{"ultrasparc"}, SparcTargetInfo::CK_ULTRASPARC, SparcTargetInfo::CG_V9},
    {{"ultrasparc3"}, SparcTargetInfo::CK_ULTRASPARC3, SparcTargetInfo::CG_V9},
    {{"niagara"}, SparcTargetInfo::CK_NIAGARA, SparcTargetInfo::CG_V9},
    {{"niagara2"}, SparcTargetInfo::CK_NIAGARA2, SparcTargetInfo::CG_V9},
    {{"niagara3"}, SparcTargetInfo::CK_NIAGARA3, SparcTargetInfo::CG_V9},
    {{"niagara4"}, SparcTargetInfo::CK_NIAGARA4, SparcTargetInfo::CG_V9},
    {{"ma2100"}, SparcTargetInfo::CK_MYRIAD2100, SparcTargetInfo::CG_V8},
    {{"ma2150"}, SparcTargetInfo::CK_MYRIAD2150, SparcTargetInfo::CG_V8},
    {{"ma2155"}, SparcTargetInfo::CK_MYRIAD2155, SparcTargetInfo::CG_V8},
    {{"ma2450"}, SparcTargetInfo::CK_MYRIAD2450, SparcTargetInfo::CG_V8},
    {{"ma2455"}, SparcTargetInfo::CK_MYRIAD2455, SparcTargetInfo::CG_V8},
    {{"ma2x5x"}, SparcTargetInfo::CK_MYRIAD2x5x, SparcTargetInfo::CG_V8},
    {{"ma2080"}, SparcTargetInfo::CK_MYRIAD2080, SparcTargetInfo::CG_V8},
    {{"ma2085"}, SparcTargetInfo::CK_MYRIAD2085, SparcTargetInfo::CG_V8},
    {{"ma2480"}, SparcTargetInfo::CK_MYRIAD2480, SparcTargetInfo::CG_V8},
    {{"ma2485"}, SparcTargetInfo::CK_MYRIAD2485, SparcTargetInfo::CG_V8},
    {{"ma2x8x"}, SparcTargetInfo::CK_MYRIAD2x8x, SparcTargetInfo::CG_V8},
    // FIXME: the myriad2[.n] spellings are obsolete,
    // but a grace period is needed to allow updating dependent builds.
    {{"myriad2"}, SparcTargetInfo::CK_MYRIAD2x5x, SparcTargetInfo::CG_V8},
    {{"myriad2.1"}, SparcTargetInfo::CK_MYRIAD2100, SparcTargetInfo::CG_V8},
    {{"myriad2.2"}, SparcTargetInfo::CK_MYRIAD2x5x, SparcTargetInfo::CG_V8},
    {{"myriad2.3"}, SparcTargetInfo::CK_MYRIAD2x8x, SparcTargetInfo::CG_V8},
    {{"leon2"}, SparcTargetInfo::CK_LEON2, SparcTargetInfo::CG_V8},
    {{"at697e"}, SparcTargetInfo::CK_LEON2_AT697E, SparcTargetInfo::CG_V8},
    {{"at697f"}, SparcTargetInfo::CK_LEON2_AT697F, SparcTargetInfo::CG_V8},
    {{"leon3"}, SparcTargetInfo::CK_LEON3, SparcTargetInfo::CG_V8},
    {{"ut699"}, SparcTargetInfo::CK_LEON3_UT699, SparcTargetInfo::CG_V8},
    {{"gr712rc"}, SparcTargetInfo::CK_LEON3_GR712RC, SparcTargetInfo::CG_V8},
    {{"leon4"}, SparcTargetInfo::CK_LEON4, SparcTargetInfo::CG_V8},
    {{"gr740"}, SparcTargetInfo::CK_LEON4_GR740, SparcTargetInfo::CG_V8},
};

SparcTargetInfo::CPUGeneration
SparcTargetInfo::getCPUGeneration(CPUKind Kind) const {
  if (Kind == CK_GENERIC)
    return CG_V8;
  const SparcCPUInfo *Item = llvm::find_if(
      CPUInfo, [Kind](const SparcCPUInfo &Info) { return Info.Kind == Kind; });
  if (Item == std::end(CPUInfo))
    llvm_unreachable("Unexpected CPU kind");
  return Item->Generation;
}

SparcTargetInfo::CPUKind SparcTargetInfo::getCPUKind(StringRef Name) const {
  const SparcCPUInfo *Item = llvm::find_if(
      CPUInfo, [Name](const SparcCPUInfo &Info) { return Info.Name == Name; });

  if (Item == std::end(CPUInfo))
    return CK_GENERIC;
  return Item->Kind;
}

void SparcTargetInfo::fillValidCPUList(
    SmallVectorImpl<StringRef> &Values) const {
  for (const SparcCPUInfo &Info : CPUInfo)
    Values.push_back(Info.Name);
}

void SparcTargetInfo::getTargetDefines(const LangOptions &Opts,
                                       MacroBuilder &Builder) const {
  DefineStd(Builder, "sparc", Opts);
  Builder.defineMacro("__REGISTER_PREFIX__", "");

  if (SoftFloat)
    Builder.defineMacro("SOFT_FLOAT", "1");
}

void SparcV8TargetInfo::getTargetDefines(const LangOptions &Opts,
                                         MacroBuilder &Builder) const {
  SparcTargetInfo::getTargetDefines(Opts, Builder);
  switch (getCPUGeneration(CPU)) {
  case CG_V8:
    Builder.defineMacro("__sparcv8");
    if (getTriple().getOS() != llvm::Triple::Solaris)
      Builder.defineMacro("__sparcv8__");
    break;
  case CG_V9:
    Builder.defineMacro("__sparcv9");
    if (getTriple().getOS() != llvm::Triple::Solaris) {
      Builder.defineMacro("__sparcv9__");
      Builder.defineMacro("__sparc_v9__");
    }
    break;
  }
  if (getTriple().getVendor() == llvm::Triple::Myriad) {
    std::string MyriadArchValue, Myriad2Value;
    Builder.defineMacro("__sparc_v8__");
    Builder.defineMacro("__leon__");
    switch (CPU) {
    case CK_MYRIAD2100:
      MyriadArchValue = "__ma2100";
      Myriad2Value = "1";
      break;
    case CK_MYRIAD2150:
      MyriadArchValue = "__ma2150";
      Myriad2Value = "2";
      break;
    case CK_MYRIAD2155:
      MyriadArchValue = "__ma2155";
      Myriad2Value = "2";
      break;
    case CK_MYRIAD2450:
      MyriadArchValue = "__ma2450";
      Myriad2Value = "2";
      break;
    case CK_MYRIAD2455:
      MyriadArchValue = "__ma2455";
      Myriad2Value = "2";
      break;
    case CK_MYRIAD2x5x:
      Myriad2Value = "2";
      break;
    case CK_MYRIAD2080:
      MyriadArchValue = "__ma2080";
      Myriad2Value = "3";
      break;
    case CK_MYRIAD2085:
      MyriadArchValue = "__ma2085";
      Myriad2Value = "3";
      break;
    case CK_MYRIAD2480:
      MyriadArchValue = "__ma2480";
      Myriad2Value = "3";
      break;
    case CK_MYRIAD2485:
      MyriadArchValue = "__ma2485";
      Myriad2Value = "3";
      break;
    case CK_MYRIAD2x8x:
      Myriad2Value = "3";
      break;
    default:
      MyriadArchValue = "__ma2100";
      Myriad2Value = "1";
      break;
    }
    if (!MyriadArchValue.empty()) {
      Builder.defineMacro(MyriadArchValue, "1");
      Builder.defineMacro(MyriadArchValue + "__", "1");
    }
    if (Myriad2Value == "2") {
      Builder.defineMacro("__ma2x5x", "1");
      Builder.defineMacro("__ma2x5x__", "1");
    } else if (Myriad2Value == "3") {
      Builder.defineMacro("__ma2x8x", "1");
      Builder.defineMacro("__ma2x8x__", "1");
    }
    Builder.defineMacro("__myriad2__", Myriad2Value);
    Builder.defineMacro("__myriad2", Myriad2Value);
  }
}

void SparcV9TargetInfo::getTargetDefines(const LangOptions &Opts,
                                         MacroBuilder &Builder) const {
  SparcTargetInfo::getTargetDefines(Opts, Builder);
  Builder.defineMacro("__sparcv9");
  Builder.defineMacro("__arch64__");
  // Solaris doesn't need these variants, but the BSDs do.
  if (getTriple().getOS() != llvm::Triple::Solaris) {
    Builder.defineMacro("__sparc64__");
    Builder.defineMacro("__sparc_v9__");
    Builder.defineMacro("__sparcv9__");
  }
}

void SparcV9TargetInfo::fillValidCPUList(
    SmallVectorImpl<StringRef> &Values) const {
  for (const SparcCPUInfo &Info : CPUInfo)
    if (Info.Generation == CG_V9)
      Values.push_back(Info.Name);
}